Environment & the Planet

Which of these human actions is good for the environment?

• Cutting down trees

• Dropping litter

• Protecting animals

Why is plastics in the ocean a big problem?

• It looks messy

• Animals may eat it

• It's not a problem

Fill in the blank:

An ___ is where all the animals on planet Earth affect each other.

• ecosystem

• ocean

• endangered species

Which creature affects the ecosystem in an extreme way?

• Sharks

• Plants

• Humans

Which of the following could you do to help the planet’s ecosystems?

• Chop down trees

• Recycle

• Hunt animals

Energy that is created from a source that can be reused is called.....

Examples include wind, hydroelectric and __________ power, which comes from the sun.

Energy that is generated from a source that cannot be reused is called ______________ energy.

Examples include ____________, which is formed from dead plants, oil and natural gas.

Using ___ energy damages the habitats of animals and plants and contributes to global warming.

• renewable

• non-renewable

• hydro